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274372 = 22741239
BaseRepresentation
bin1000010111111000100
3111221100221
41002333010
532234442
65514124
72221630
oct1027704
9457327
10274372
1117815a
12112944
1397b67
1471dc0
1556467
hex42fc4

274372 has 24 divisors (see below), whose sum is σ = 564480. Its totient is φ = 114240.

The previous prime is 274361. The next prime is 274403. The reversal of 274372 is 273472.

It is an unprimeable number.

274372 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1029 + ... + 1267.

It is an arithmetic number, because the mean of its divisors is an integer number (23520).

2274372 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 274372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (282240).

274372 is an abundant number, since it is smaller than the sum of its proper divisors (290108).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

274372 is a wasteful number, since it uses less digits than its factorization.

274372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291 (or 289 counting only the distinct ones).

The product of its digits is 2352, while the sum is 25.

The square root of 274372 is about 523.8053073423. The cubic root of 274372 is about 64.9800333150.

Subtracting from 274372 its reverse (273472), we obtain a square (900 = 302).

It can be divided in two parts, 274 and 372, that added together give a palindrome (646).

The spelling of 274372 in words is "two hundred seventy-four thousand, three hundred seventy-two", and thus it is an iban number.

Divisors: 1 2 4 7 14 28 41 82 164 239 287 478 574 956 1148 1673 3346 6692 9799 19598 39196 68593 137186 274372